FGE: Santa Rosa cartel behind nightclub shooting in Guanajuato
Mexico's State Prosecutor's Office attributed the shooting at the La Playa nightclub to the Santa Rosa de Lima cartel
15 killed in a nightclub shooting in Salamanca, Guanajuato
The attack takes place days after President López Obrador launched an operation to arrest fuel theft leader “El Marro”
Cartel pays civilians MXN $1,000 to fight federal forces
Though reluctant to speak of fuel theft, several residents said they had seen El Marro and that the town was peaceful until “outsiders” began to arrive a few years ago